update:

The event ended, see pic below for contributions! Thx to all!
56,566.6 GRC (est. $1,817.72) which makes about 12.6% of the total donated: $14,427.12 (2017 Sep 19, 13:13 UTC+2)
56,427.6 GRC (est. $1,813.89) which makes about 13% of the total donated: $13,765.91 (2017 Sep 15, 8:04 AM UTC+2)
45,894.66 GRC (est. $1,523.08) which makes about 11% of the total donated: $13,425.75 (2017 Sep 14, 9:06 AM UTC+2)
Gridcoin is now at pos. 2 in the leaderboard (see below pic; 2017 Sep 14, 04:19 AM UTC+2): 34.8k GRC (est. $1174), in total: $13,076
33531.736 GRC (est. $1,131.57), in total: $13,004.99 (2017 Sep 13, 23:16 UTC+2)
22020.625 GRC (est. $752.78), in total: $12,555.81 (2017 Sep 13, 19:20 UTC+2)
12k GRC are donated now (est. $406.31), in total: $12,209.34 (2017 Sep 13, 17:40 UTC+2)
$60.09 in GRC were donated, in total: $11,863.12 (2017 Sep 13, 14:55 UTC+2)

This donation event ends on Sep. 20, 00:00 UTC+2

--

Did you hear about: Relief With Pink ?

They are collecting ANY cryptocurrency donations (in BTC, LTC, GRC, ...) for Hurricane Irma relief.

There are also "prizes", e.g.:

the coin community donating the most will be featured on Jimmy Song's youtube show
and prizes for individuals

Erkan (find me on IRC and twitter)